LICENSE EXEMPT: Uranium Rock Sample is a non-radioactive speciment collected from NORM, Naturally Occurring Radioactive Material SAMPLE SIZE: Uranium Rock Specimen size and color will vary. PAPERWEIGHT SIZE: Size approximately 3.25" x 3.25" x 1.5" HANDMADE URANIUM ORE PAPERWEIGHTS: These are high-quality handmade paperweights. IMAGES SCIENTIFIC INSTRUMENTS INC, manufacturing science instruments and kits for over 25 years. Each uranium ore specimen is tested with a GCA-07W NRC Certified Digital Geiger Counter before embedding in plastic. Uranium ore specimens are non-radioactive. Uranium ore specimens vary in size and color. The uranium ore specimens are non-radioactive and can not be used as sources. These are high-quality handmade paperweights . Shipping Information: We are always in compliance with Section 13 from part 40 of the NRC Nuclear Regulatory Commission rules and regulations and Postal Service regulations specified in 49 CFR 173.421 for activity limits of low-level radioactive materials. The item will be shipped in accordance with Postal Service activity limits specified in Publication 52. Radioactive minerals are for educational and scientific use only. The sale of uranium ore is in compliance with all U.S. Federal regulations (Part 40) and NY State Regulations (10 NYCRR Part 16 and 12 NYCRR Part 38) as defined under Appendix A exemptions.